Formula: (Na,Cs)Bi(Ta,Nb,Sb)4O12
Origin of name: from composition
Crystal system: cubic
Crystal class: 4/m -3 2/m
Twinning:
Unit cell:
Colour: colourless, bluish- to yellowish-green
Diaphaneity:
Luster:
Habit:
Hardness:
Specific gravity: 6.1 to 6.2
Cleavage: none
Tenacity:
Streak:
Synonyms/varieties:
Comments:
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